Nielsen Hayden genealogy
Descendants of Bertrand de Baux
- Bef 1266Father: Raymond de Baux ( - Between 23 Jun 1235 and 25 Nov 1237)
Mother: Alcassie de Marseille
Bertrand de Baux ( - Bef 19 Aug 1266)
   └─ Raymond de Baux ( - Abt 1320)
    Eustachie Etendard ( - Aft 23 Jul 1312)(m. 23 Jan 1272)
       ├─ Margherita del Balzo
       │ Giovanni Clignetti
       │     + Tommaso Sanseverino (Abt 1298 - 1358)
       └─ Alix de Baux de Puyricard ( - Aft 1 Feb 1312)
        Ermengaud II de Sabran ( - Between 19 May 1310 and 27 Jul 1310)(m. Abt 1290)
            + Francesca di Celano ( - Between 22 Feb 1374 and 7 Apr 1379)(m. Bef 20 Jun 1323)